Definiowanie i wywoływanie funkcji

def greet(name):
    print('Hello', name)
greet('Alice')

def add(a, b):
    return a + b
print(add(3, 4))

def square(x):
    return x * x
result = square(5)
print(result)

def min_max(lst):
    return min(lst), max(lst)
lo, hi = min_max([3,1,4,1,5])
print(lo, hi)

def greet(name):
    """Return a greeting string."""
    return f"Hello {name}"
print(greet.__doc__)

def total(*nums):
    return sum(nums)
print(total(1,2,3,4))

def double(x): return x * 2
fn = double
print(fn(5))

def add(a, b): return a + b
args = [3, 4]
print(add(*args))

double = lambda x: x * 2
print(double(5))
print(list(map(lambda x: x**2, [1,2,3])))

def outer(x):
    def inner(y):
        return x + y
    return inner
add5 = outer(5)
print(add5(3))